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Mathematics 10 Online
OpenStudy (anonymous):

Susan keeps track of the number tickets sold for each play presented at the community theater. Within how many standard deviations from the mean do all the values fall? 135, 71, 69, 80, 158, 152, 161, 96, 122, 118, 87, 85

OpenStudy (anonymous):

I think it is 3

OpenStudy (toxicsugar22):

34.295 is the stardard deviation rounded to three decimals is the answer I think

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